Overview

The study is a comparative study, to show that the administration of RSS stimulation on one hand compared to the administration of strategy Sham stimulation, results in an temporary improvement in the tactile acuity of the other hand in patients with tactile acuity impairment of the hand due to stroke.

Eligibility

• Inclusion Criteria:
  • Age: 30-80 years old
  • Patients with diagnosis of unilateral (both right and left) ischemic or hemorrhagic stroke
  • Stroke event dates at least 3 months before the date of inclusion to the study
  • Severe-to-mild sensory loss at the fingers of the hand contralateral to the stroke lesion (affected hand)
  • Capacity to provide written consent
  • Affiliation to a social security scheme
    • Non inclusion Criteria * :
  • Sensory impairment attributable to diabetes history, peripheral vascular disease

    or neuropathy

  • Severe speech disorder, global aphasia and/or cognitive impairment
  • Multiple stroke events
  • Bilateral stroke event
  • History of neurological or psychiatric illness
  • Other experimental procedure is forbidden during the weeks where the study is performed
  • Pregnant, parturient and lactating women
  • Persons deprived of their liberty
  • Adult persons subject to a legal protection measure: guardianship, curatorship
  • Persons in psychiatric care
  • Congenital or acquired malformation/injury of the test fingers
  • Impossibility to maintain hand position necessary for the tests due to severe spasticity

Exclusion Criteria:

        • Severe impairment of the sensibility of the index finger of the spared hand preventing
        the administration of the RSS